/* Copyright 2024 Coremail
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
const numberOptions: string = '0123456789';

const charsOptions: string = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";

export class RandomUtil {
  static generateRandomNumberStr(length: number): string {
    let outString: string = '';
    for (let i = 0; i < length; i++) {
      outString += numberOptions.charAt(Math.floor(Math.random() * numberOptions.length));
    }
    return outString;
  }

  static generateCharsStr(length: number): string {
    let outString: string = '';
    for (let i = 0; i < length; i++) {
      outString += charsOptions.charAt(Math.floor(Math.random() * charsOptions.length));
    }
    return outString;
  }
}

